Our Billboard Bluetooth Earbuds offer an impactful promotion for hours of listening pleasure Features 3 different Full Color  Imprints on earbuds and control unit Includes Crystal Clear Case, charging cable, 2 additional earbud covers, Bluetooth Version: V4.2 Microphone, Next, Back and Pause/ Call Button. Clip on control Unit Battery: 60mAh Playtime:4-5 hours Standby time:120 hours Charging time:2 hours Doming and Engraving options available